data_A1ESS # _chem_comp.id A1ESS _chem_comp.name "5,5-dimethyl-2-[(2-methylphenyl)methyl]hexa-2,3-dienoic acid" _chem_comp.type non-polymer _chem_comp.pdbx_type HETAIN _chem_comp.formula "C16 H20 O2" _chem_comp.mon_nstd_parent_comp_id ? _chem_comp.pdbx_synonyms ? _chem_comp.pdbx_formal_charge 0 _chem_comp.pdbx_initial_date 2025-07-01 _chem_comp.pdbx_modified_date 2026-06-26 _chem_comp.pdbx_ambiguous_flag N _chem_comp.pdbx_release_status REL _chem_comp.pdbx_replaced_by ? _chem_comp.pdbx_replaces ? _chem_comp.formula_weight 244.329 _chem_comp.one_letter_code ? _chem_comp.three_letter_code A1ESS _chem_comp.pdbx_model_coordinates_details ? _chem_comp.pdbx_model_coordinates_missing_flag N _chem_comp.pdbx_ideal_coordinates_details Corina _chem_comp.pdbx_ideal_coordinates_missing_flag N _chem_comp.pdbx_model_coordinates_db_code 9VMC _chem_comp.pdbx_subcomponent_list ? _chem_comp.pdbx_processing_site PDBC _chem_comp.pdbx_pcm ? # loop_ _chem_comp_atom.comp_id _chem_comp_atom.atom_id _chem_comp_atom.alt_atom_id _chem_comp_atom.type_symbol _chem_comp_atom.charge _chem_comp_atom.pdbx_align _chem_comp_atom.pdbx_aromatic_flag _chem_comp_atom.pdbx_leaving_atom_flag _chem_comp_atom.pdbx_stereo_config _chem_comp_atom.pdbx_n_terminal_atom_flag _chem_comp_atom.pdbx_backbone_atom_flag _chem_comp_atom.pdbx_c_terminal_atom_flag _chem_comp_atom.model_Cartn_x _chem_comp_atom.model_Cartn_y _chem_comp_atom.model_Cartn_z _chem_comp_atom.pdbx_model_Cartn_x_ideal _chem_comp_atom.pdbx_model_Cartn_y_ideal _chem_comp_atom.pdbx_model_Cartn_z_ideal _chem_comp_atom.pdbx_component_atom_id _chem_comp_atom.pdbx_component_comp_id _chem_comp_atom.pdbx_ordinal A1ESS C4 C1 C 0 1 Y N N N N N -30.640 2.008 20.127 1.710 0.015 -0.272 C4 A1ESS 1 A1ESS C5 C2 C 0 1 Y N N N N N -31.140 1.014 19.278 2.883 0.628 -0.672 C5 A1ESS 2 A1ESS C6 C3 C 0 1 Y N N N N N -30.573 -0.252 19.316 3.602 1.397 0.224 C6 A1ESS 3 A1ESS C7 C4 C 0 1 N N N N N N -31.242 3.395 20.139 0.927 -0.824 -1.249 C7 A1ESS 4 A1ESS C8 C5 C 0 1 N N N N N N -30.229 4.516 20.246 -0.369 -1.256 -0.613 C8 A1ESS 5 A1ESS C10 C6 C 0 1 N N R N N N -30.208 5.201 21.359 -1.461 -0.569 -0.823 C10 A1ESS 6 A1ESS C13 C7 C 0 1 N N N N N N -29.789 5.314 24.857 -4.274 0.968 0.537 C13 A1ESS 7 A1ESS C15 C8 C 0 1 N N N N N N -28.029 4.753 23.207 -1.851 1.389 0.978 C15 A1ESS 8 A1ESS C1 C9 C 0 1 Y N N N N N -29.520 -0.546 20.163 3.147 1.554 1.520 C1 A1ESS 9 A1ESS C11 C10 C 0 1 N N N N N N -30.189 5.814 22.506 -2.553 0.118 -1.032 C11 A1ESS 10 A1ESS C12 C11 C 0 1 N N N N N N -29.109 5.766 23.571 -2.918 1.253 -0.111 C12 A1ESS 11 A1ESS C14 C12 C 0 1 N N N N N N -28.486 7.146 23.777 -2.998 2.554 -0.911 C14 A1ESS 12 A1ESS C16 C13 C 0 1 N N N N N N -32.283 1.289 18.333 3.379 0.456 -2.085 C16 A1ESS 13 A1ESS C2 C14 C 0 1 Y N N N N N -29.027 0.428 20.999 1.974 0.942 1.920 C2 A1ESS 14 A1ESS C3 C15 C 0 1 Y N N N N N -29.580 1.693 20.974 1.259 0.167 1.026 C3 A1ESS 15 A1ESS C9 C16 C 0 1 N N N N N N -29.469 4.860 19.215 -0.403 -2.394 0.202 C9 A1ESS 16 A1ESS O1 O1 O 0 1 N N N N N N -29.734 4.210 18.173 0.587 -3.093 0.315 O1 A1ESS 17 A1ESS O2 O2 O 0 1 N N N N N N -28.622 5.800 19.261 -1.537 -2.717 0.865 O2 A1ESS 18 A1ESS H1 H1 H 0 1 N N N N N N -30.963 -1.025 18.670 4.518 1.875 -0.089 H1 A1ESS 19 A1ESS H2 H2 H 0 1 N N N N N N -31.809 3.532 19.207 0.715 -0.237 -2.143 H2 A1ESS 20 A1ESS H3 H3 H 0 1 N N N N N N -31.926 3.466 20.998 1.510 -1.704 -1.521 H3 A1ESS 21 A1ESS H4 H4 H 0 1 N N N N N N -29.046 5.262 25.667 -4.538 1.789 1.204 H4 A1ESS 22 A1ESS H5 H5 H 0 1 N N N N N N -30.576 6.033 25.128 -5.034 0.871 -0.238 H5 A1ESS 23 A1ESS H6 H6 H 0 1 N N N N N N -30.236 4.320 24.706 -4.217 0.041 1.107 H6 A1ESS 24 A1ESS H7 H7 H 0 1 N N N N N N -27.260 4.738 23.993 -0.885 1.592 0.516 H7 A1ESS 25 A1ESS H8 H8 H 0 1 N N N N N N -28.480 3.754 23.116 -2.115 2.210 1.644 H8 A1ESS 26 A1ESS H9 H9 H 0 1 N N N N N N -27.568 5.037 22.249 -1.794 0.462 1.548 H9 A1ESS 27 A1ESS H10 H10 H 0 1 N N N N N N -29.087 -1.535 20.168 3.709 2.154 2.220 H10 A1ESS 28 A1ESS H11 H11 H 0 1 N N N N N N -31.046 6.432 22.727 -3.194 -0.128 -1.866 H11 A1ESS 29 A1ESS H12 H12 H 0 1 N N N N N N -27.708 7.086 24.552 -2.032 2.757 -1.373 H12 A1ESS 30 A1ESS H13 H13 H 0 1 N N N N N N -28.038 7.490 22.833 -3.758 2.457 -1.687 H13 A1ESS 31 A1ESS H14 H14 H 0 1 N N N N N N -29.264 7.856 24.094 -3.262 3.375 -0.245 H14 A1ESS 32 A1ESS H15 H15 H 0 1 N N N N N N -33.236 1.073 18.837 3.940 -0.475 -2.163 H15 A1ESS 33 A1ESS H16 H16 H 0 1 N N N N N N -32.261 2.346 18.029 2.529 0.427 -2.767 H16 A1ESS 34 A1ESS H17 H17 H 0 1 N N N N N N -32.185 0.649 17.444 4.026 1.293 -2.347 H17 A1ESS 35 A1ESS H18 H18 H 0 1 N N N N N N -28.212 0.205 21.671 1.619 1.065 2.932 H18 A1ESS 36 A1ESS H19 H19 H 0 1 N N N N N N -29.181 2.456 21.626 0.345 -0.315 1.340 H19 A1ESS 37 A1ESS H20 H20 H 0 1 N N N N N N -28.237 5.922 18.401 -1.464 -3.518 1.402 H20 A1ESS 38 # loop_ _chem_comp_bond.comp_id _chem_comp_bond.atom_id_1 _chem_comp_bond.atom_id_2 _chem_comp_bond.value_order _chem_comp_bond.pdbx_aromatic_flag _chem_comp_bond.pdbx_stereo_config _chem_comp_bond.pdbx_ordinal A1ESS O1 C9 DOUB N N 1 A1ESS C16 C5 SING N N 2 A1ESS C9 O2 SING N N 3 A1ESS C9 C8 SING N N 4 A1ESS C5 C6 DOUB Y N 5 A1ESS C5 C4 SING Y N 6 A1ESS C6 C1 SING Y N 7 A1ESS C4 C7 SING N N 8 A1ESS C4 C3 DOUB Y N 9 A1ESS C7 C8 SING N N 10 A1ESS C1 C2 DOUB Y N 11 A1ESS C8 C10 DOUB N N 12 A1ESS C3 C2 SING Y N 13 A1ESS C10 C11 DOUB N N 14 A1ESS C11 C12 SING N N 15 A1ESS C15 C12 SING N N 16 A1ESS C12 C14 SING N N 17 A1ESS C12 C13 SING N N 18 A1ESS C6 H1 SING N N 19 A1ESS C7 H2 SING N N 20 A1ESS C7 H3 SING N N 21 A1ESS C13 H4 SING N N 22 A1ESS C13 H5 SING N N 23 A1ESS C13 H6 SING N N 24 A1ESS C15 H7 SING N N 25 A1ESS C15 H8 SING N N 26 A1ESS C15 H9 SING N N 27 A1ESS C1 H10 SING N N 28 A1ESS C11 H11 SING N N 29 A1ESS C14 H12 SING N N 30 A1ESS C14 H13 SING N N 31 A1ESS C14 H14 SING N N 32 A1ESS C16 H15 SING N N 33 A1ESS C16 H16 SING N N 34 A1ESS C16 H17 SING N N 35 A1ESS C2 H18 SING N N 36 A1ESS C3 H19 SING N N 37 A1ESS O2 H20 SING N N 38 # loop_ _pdbx_chem_comp_descriptor.comp_id _pdbx_chem_comp_descriptor.type _pdbx_chem_comp_descriptor.program _pdbx_chem_comp_descriptor.program_version _pdbx_chem_comp_descriptor.descriptor A1ESS InChI InChI 1.06 "InChI=1S/C16H20O2/c1-12-7-5-6-8-13(12)11-14(15(17)18)9-10-16(2,3)4/h5-8,10H,11H2,1-4H3,(H,17,18)/t9-/m0/s1" A1ESS InChIKey InChI 1.06 HFSPPWGSBQSDNV-VIFPVBQESA-N A1ESS SMILES_CANONICAL CACTVS 3.385 "Cc1ccccc1C[C](=[C@@]=[CH]C(C)(C)C)C(O)=O" A1ESS SMILES CACTVS 3.385 "Cc1ccccc1C[C](=[C]=[CH]C(C)(C)C)C(O)=O" A1ESS SMILES_CANONICAL "OpenEye OEToolkits" 2.0.7 "Cc1ccccc1CC(=C=CC(C)(C)C)C(=O)O" A1ESS SMILES "OpenEye OEToolkits" 2.0.7 "Cc1ccccc1CC(=C=CC(C)(C)C)C(=O)O" # _pdbx_chem_comp_identifier.comp_id A1ESS _pdbx_chem_comp_identifier.type "SYSTEMATIC NAME" _pdbx_chem_comp_identifier.program "OpenEye OEToolkits" _pdbx_chem_comp_identifier.program_version 2.0.7 _pdbx_chem_comp_identifier.identifier "5,5-dimethyl-2-[(2-methylphenyl)methyl]hexa-2,3-dienoic acid" # loop_ _pdbx_chem_comp_audit.comp_id _pdbx_chem_comp_audit.action_type _pdbx_chem_comp_audit.date _pdbx_chem_comp_audit.processing_site A1ESS "Create component" 2025-07-01 PDBC A1ESS "Initial release" 2026-07-01 RCSB #